.App{
  width: 80%;
  margin: 0 auto;
}
.App-header {
  text-align: center;
  border:1px solid #666;
  height: 60px;
  font-size: 20px;
  line-height: 60px;
  position: fixed;
  width: 80%;
}
.nav{
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav div{
  width: 50px;
  height: 30px;
  border-radius: 10px;
  border: 1px solid #000;
  text-align: center;
  line-height: 30px;
}
.body{
  border:1px solid #000;
  height:300px;
  text-align: center;
  line-height: 300px;
  overflow-y: scroll;
  
}
.footer{
  display: flex;
  justify-content: space-around;
  align-items: center;
  border:1px solid #666;
  height: 60px;
  font-size: 20px;
  line-height: 60px;
  position: fixed;
  bottom: 0px;
  width: 80%;
}
.footer p{
  border: 1px solid #666;
  text-align: center;
  line-height: 20px;
  box-sizing: border-box;
  padding:5px 10px;
  border-radius: 5px;
  margin-bottom:0px
}
